McLaren MP4-12C, Maintenance Manual

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1.
Slow the vehicle sixteen times from 80 km/h (50 mph) to 30 km/h (19 mph) at 0.3g. The Max starting disc temperature
should be 40
˚
C, whilst the Max disc temperature reached should be 300
˚
C at the end of the sixteenth stop. The cycle
time is around 10 seconds (between brake applications).
2.
Drive 3 km (2 miles) to allow the brakes to cool.
3.
Slow the vehicle sixteen times from 120 km/h (75 mph) to 30 km/h (19 mph) at 0.5g. The Max starting disc temperature
should be 40
˚
C, whilst the Max disc temperature reached should be 400
˚
C at the end of the sixteenth stop. The cycle
time is around 15 seconds (between brake applications).
4.
Drive 3 km (2 miles) to allow the brakes to cool.
5.
Slow the vehicle ten times from 130 km/h (81 mph) to 30 km/h (19 mph) at 0.7g. The Max starting disc temperature
should be 40
˚
C, whilst the Max disc temperature reached should be 700
˚
C at the end of the tenth stop. The cycle time is
around 20 seconds (between brake applications).
6.
Drive 4 km (2.5 miles) to allow the brakes to cool.
7.
Use Full ABS (max pedal effort) and slow the vehicle three times from 100 km/h (62 mph) to 0 km/h (0 mph). The Max
starting disc temperature should be 40°C. Increase the speed normally after you have slowed down.
Care
Point: The cool-down periods are the minimum needed and can be longer.
8.
Drive 8 km (5 miles) to allow the brakes to cool.
9.
After bedding, visually inspect discs to ensure there is a good/consistent coating of pad material on the disc surface
(transfer surface) and no surface defects.
CAUTION!
New brake pads & discs.
If you do not
‘
bed-in
’
new brake pads &/or discs, the performance of the brakes can be decreased.
Follow the sequence of the procedure.
Care
Point: `Max deceleration`should be the maximum decelaration without triggering ABS. ABS should never be triggered while
bleeding brakes for iron discs and pads.
Bedding new brake pads/discs - Iron (Fe)
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